... :304,304L,316,316L4) Standard: 3A,DIN,SMS,ISO,RJT,DS,BS5) Connection: clamp,thread,welding6) Surface treatment:180~420Grit or ... ) Application:dairy,beer,beverage,cosmetic,pharmacy,biology,etc9) All products:a. sanitary elbowb. sanitary teec. sanitary crossd. sanitary reducere. sanitary pipe ... \ Stainless Steel Pipe & Pipe Fittings ( 3A,DIN,SMS,ISO,RJT,DS,BS)